Animals are an integral part of the Earth's ecosystem. Each organism in the ecosystem plays a role in supporting the ecological community, which means that animals play a vital role as well. Each organism in the ecosyste... More »

An animal that hunts other animals for food is called a carnivore or predator. These animals must kill other smaller animals to feed. Since carnivores must hunt to survive, they use large amounts of energy to obtain thei... More »

Hibernation provides a means for an animal to conserve resources when food is scarce. Most animals hibernate during cold winters, but some suspend bodily activity during periods of hot or dry weather. More »

The different ways that animals and plants are interdependent in an ecosystem because they depend on each other for basic survival needs like food, protection, shelter and propagation. Plants provide food for animals and... More »

Arkive describes the African savannah as a vast grassland ecosystem with consistently warm temperatures, making it an ideal habitat for a wide variety of animals. African food chains vary slightly depending on location, ... More »

Animals live in the rainforest because it is the oldest ecosystem on Earth. Many of the world's rainforests have been around longer than 100 million years. More »

As of 2011, there were an estimated 7.77 million species of animals on Earth, encompassing all phylums and families in the animal kingdom. This number increases to 8.74 million if non-animal species from the plant, fungi... More »

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